If you’re considering adding Linux to your data center, or your company is looking at promoting you to become their first (or next) Linux admin, you probably understand there are lots of commands to ...

Linux might sound scary for first-time Linux users, but actually, it isn’t. Linux is a bunch of open-source Unix operating systems based on Linux Kernel. These operating systems are called Linux ...

Removing sudo rights from CentOS (top) and Ubuntu (bottom). How to create a new user with admin privileges on Linux Your email has been sent If you’re a Linux system admin, you probably find yourself ...

Linux is often regarded as a complex operating system. In fact, even though it’s free, some experts argue that there’s a DIY tax involved. A lot of this reputation comes from the terminal: that dark ...

There are a lot of ways on Linux to make repeating commands easier than retyping them, and here's a nice collection of them. Life on the command line on Linux is clearly something most of us enjoy, ...

The .history file in Linux – whether ~/.bash_history, ~/.zsh_history or ~/.history – provides ways to track and reuse commands that you have recently run. This post suggests how you might make good ...

Sudo is one of the most powerful and dangerous tools in the Unix or Linux system administrator's toolbox. With it, an ordinary user can run commands just as if he or she were the superuser or any ...

Sudo is a powerful but imperfect Linux tool. These tips can help make using sudo easier and safer. Always use caution when monkeying with sudo. I started using Linux prior to the advent of sudo. Back ...